Answer: No
Explanation: Usually a mother and baby's blood do not mix while the baby is in the womb. The mother's blood runs alongside the placenta, and the nutrients needed by the baby are absorbed and transferred to him/her.
When a certain amount of water is heated up, it expands, increasing in volume changing the density. This goes for when it’s heated or cooled; the density then changes.
Explanation:
cause it will be like this
Answer:
1. A pure substance has a definite constant composition.
2. A compound is composed of two or more types of matter that can be present in varying amounts.
3. A solution is a homogeneous mixture.
4. A mixture that is not uniform throughout is a Heterogeneous mixture
5. A pure substance that cannot be broken down chemically is a element.
6. A characteristic of matter that’s not associated with a change in its chemical composition is known as a physical property.
7. Wax melting is an example of a physical change in the state of matter.
8. A banana peel turning brown is an example of a chemical change in the state of matter.